EP 0443728 A2 19910828 - Ostomy bag with filter combination.
Title (en)
Ostomy bag with filter combination.
Title (de)
Ostomiebeutel mit Filter Einrichtung.
Title (fr)
Poche d'ostomie comportant un dispositif filtrant.
Publication
Application
Priority
US 48213890 A 19900220
Abstract (en)
An ostomy bag having a stomal aperture to receive a stoma in one wall of the bag and a gas venting aperture in the bag with a filter element covering the gas venting aperture, the bag including an intervening membrane 40, 52, 58 disposed between the front rear walls 12, 14 of the bag and between the stomal aperture and the gas venting aperture 30. The intervening membrane is liquid impermeable and gas permeable and supports an adequate flow rate of gas for ostomy bag applications. The intervening membrane preferably comprises a polytetrafloroethylene, microporous semi-permeable membrane laminated to a thermoplastic film layer which is heat sealable to the walls of the bag. <IMAGE>
IPC 1-7
IPC 8 full level
A61F 5/441 (2006.01); A61F 5/445 (2006.01)
CPC (source: EP US)
A61F 5/441 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB GR IT LI LU NL SE
DOCDB simple family (publication)
EP 0443728 A2 19910828; EP 0443728 A3 19920812; EP 0443728 B1 19961030; EP 0443728 B2 20020821; EP 0443728 B9 20040114; AT E144696 T1 19961115; CA 2035264 A1 19910821; CA 2035264 C 20010522; DE 69122897 D1 19961205; DE 69122897 T2 19970403; DE 69122897 T3 20030528; DK 0443728 T3 19961125; DK 0443728 T4 20021104; ES 2093072 T3 19961216; ES 2093072 T5 20030116; GR 3022272 T3 19970430; IE 76724 B1 19971105; IE 910295 A1 19910828; JP H04218156 A 19920807; NO 177123 B 19950418; NO 177123 C 19950726; NO 910652 D0 19910219; NO 910652 L 19910821; NZ 236988 A 19930927; PT 8694 T 19930630; PT 8694 U 19951229; PT 96817 A 19921130; US 5250042 A 19931005; ZA 91859 B 19911127
DOCDB simple family (application)
EP 91300615 A 19910128; AT 91300615 T 19910128; CA 2035264 A 19910130; DE 69122897 T 19910128; DK 91300615 T 19910128; ES 91300615 T 19910128; GR 970400043 T 19970114; IE 29591 A 19910129; JP 2597491 A 19910220; NO 910652 A 19910219; NZ 23698891 A 19910201; PT 869493 U 19930209; PT 9681791 A 19910219; US 48213890 A 19900220; ZA 91859 A 19910205